The Dyson Hot + Cool fan heater provides fast heating in winter and high velocity air to cool you in summer. Now with Jet Focus control. Select personal mode and the Dyson Hot+Cool fan heater channels and directs a powerful jet of air for long-range personal heating and cooling. No more sitting in front of the heater. Or select diffused mode and the Dyson Hot+Cool fan heater projects powerful airflow for both wide and long-range heat distribution. So unlike others, it heats the room quickly and evenly.